5th grade science staar review

What is an ecosystem?

• An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.

• An ecosystem is a term used only in chemistry.

• An ecosystem is a single organism in a specific environment.

• An ecosystem is a group of nonliving components in a specific environment.

How do plants make their own food?

• Respiration

• Photosynthesis

• Hydroponics

• Chloroplasts

What is the water cycle?

• The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

• The water cycle is a type of bicycle used in water sports.

• The water cycle is a popular water park ride.

• The water cycle is a dance move involving water bottles.

What are the three states of matter?

• solid, plasma, liquid

• solid, gas, plasma

• solid, liquid, gas

• solid, liquid, plasma

What is gravity?

• Gravity is the force that pushes objects away from a planet's center.

• Gravity is the force that causes objects to float in space.

• Gravity is the force that only affects objects on Earth.

• Gravity is the force by which a planet or other body draws objects toward its center.

Explain the difference between potential and kinetic energy.

• Potential energy is the energy of an object at rest, while kinetic energy is the energy of an object in motion.

• Potential energy is stored energy, while kinetic energy is energy in motion.

• Potential energy is the energy of an object in motion, while kinetic energy is the energy of an object at rest.

• Potential energy is energy in motion, while kinetic energy is stored energy.

What is a force?

• A force is a form of matter

• A force is a type of energy

• A force is a color

• A force is a push or pull.

How does air pressure affect weather?

• Air pressure influences the formation of high or low-pressure systems that dictate weather patterns.

• Air pressure affects the taste of food

• Air pressure causes earthquakes

• Air pressure has no impact on weather

What is a conductor?

• A conductor is a person who directs an orchestra.

• A conductor is a type of insulator.

• A conductor is a device used to measure temperature.

• A conductor is a material or object that allows the flow of electrical current.

Describe the relationship between predators and prey in an ecosystem.

• Prey control predator populations by hunting them

• Predators and prey have a symbiotic relationship where they help each other survive

• Predators and prey do not interact in an ecosystem

• Predators control prey populations by hunting and consuming them, which in turn affects the abundance and distribution of prey species.